1609160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{821}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 4216860

約数和(自身を除く): 2607700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 821, 980, 1642, 1960, 3284, 4105, 5747, 6568, 8210, 11494, 16420, 22988, 28735, 32840, 40229, 45976, 57470, 80458, 114940, 160916, 201145, 229880, 321832, 402290, 804580, 1609160]

約数ペア:

[(1, 1609160), (2, 804580), (4, 402290), (5, 321832), (7, 229880), (8, 201145), (10, 160916), (14, 114940), (20, 80458), (28, 57470), (35, 45976), (40, 40229), (49, 32840), (56, 28735), (70, 22988), (98, 16420), (140, 11494), (196, 8210), (245, 6568), (280, 5747), (392, 4105), (490, 3284), (821, 1960), (980, 1642)]